The Time-Travelling Cat and the Aztec Sacrifice

When Ka, the time-travelling cat,vanishes, she leaves a word on Topher's computer: TENOCHTITLAN. Topher is horrified. That was the home of the bloodthirsty Aztecs! Can he save her from terrible danger? Can he stop the Aztecs sacrificing his new friend, Patti? Can he escape before the ruthless Spanish conquistadors destroy Tenochtitlan? In this fast-moving adventure Topher meets Montezuma, the legendary Aztec chief, and Cortes, the famous Spanish explorer.